55.98% is the change from 577 to 900
Calculation steps:
[( 900 - 577 ) ÷ 577] x 100 = 55.98%
Formula
Percentage change = [(900 - 577) / 577] x 100
Subtract the new number by the original number
900 - 577 = 323
323 ÷ 577 = 0.5597920277296361
0.5597920277296361 x 100 = 55.98%